// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
description: Map entry insertion during traversal using for..of
info: |
    New entries inserted into a Map instance during traversal should be
    visited.
es6id: 13.6.4
features: [Map]
---*/

function Test() {
    var map = new Map();
    var iterationCount = 0;

    var first = [0, 'a'];
    var second = [1, 'b'];

    map.set(0, 'a');

    for (var x of map) {
      assert.sameValue(x[0], first[0]);
      assert.sameValue(x[1], first[1]);

      first = second;
      second = null;

      map.set(1, 'b');

      iterationCount += 1;
    }

    assert.sameValue(iterationCount, 2);
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
